Science

The 250th anniversary of Cook’s observation of the transit of Venus - Out of Space

Duncan Steel Jun 02, 2019

On June 3rd occurs the 250th anniversary of the transit of Venus across the face of the Sun, the observation of which was the prime purpose behind the expedition of HM Bark Endeavour to the South Pacific, under the command of Lieutenant James Cook. Following the measurements of the transit made by Cook and the mission’s scientists in Tahiti, the … Read More

The Great Eclipse of 1919 - Out of Space

Duncan Steel May 29, 2019

Measurements of photographs obtained during the total solar eclipse of 29th May 1919 were pivotal in demonstrating the veracity of Einstein’s General Theory of Relativity, turning him into a household name. The centenary of that event is now upon us, and well worthy of being remembered.  As I sit here typing on my keyboard, my favourite photo showing myself and … Read More

Tracking CFC emissions: a scientific mystery story - Lately, In Science

Sarah-Jane O'Connor May 23, 2019

Thirty years ago, in May 1989, global leaders gathered in Helsinki to sign into force the Montreal Protocol. You might not be familiar with it by name, but you certainly know its effects: the Montreal Protocol phased out the use of chlorofluorocarbons, or CFCs, and other ozone-depleting substances in an effort to reverse the damage to the ozone layer. It’s … Read More

A new crater on the Moon - Out of Space

Duncan Steel May 21, 2019

The scar on the lunar surface produced when the Israeli space probe ‘Beresheet’ slammed into the Moon on April 11 has just been spotted using an orbiting NASA satellite.  Three nations have so far landed spacecraft on the Moon: the USA, the Soviet Union/Russia, and China. A fourth nation, Israel, has attempted to join this club, but its probe (named Beresheet) … Read More

Talking satellites and space in Washington - Out of Space

Duncan Steel May 16, 2019

The annual beanfeast for the US satellite industry — featuring major participation from European nations and companies in particular — is the SATELLITE congress held at the Washington Convention Center, a few blocks from the White House. It was an amazing event to attend, compared to the sort of low-key conferences we have in New Zealand.  Now I’m back in … Read More

Imagine an asteroid impact due in 2027: How would you tackle it?   - Out of Space

Duncan Steel May 09, 2019

It’s now scientifically possible to predict potential asteroid impacts years in advance. But knowing that such a calamitous event is going to occur, due to the clockwork of the heavens, presents its own problems. Can we divert it, and if so, how? Similarly, if the impact is inevitable, can we model what is going to happen far ahead of time, … Read More

New Zealand’s space pioneers stamp their mark - News

Guest Author May 03, 2019

Erin Maessen Six of New Zealand’s ‘space pioneers’ have been commemorated in a new series of stamps launched by New Zealand Post. Designed by Hannah Fortune, and sprinkled with a layer of real meteorite dust, the stamps feature homegrown talent including Beatrice Hill Tinsley, Charles Gifford and Sir William Pickering. New Zealand Post chair Jackie Lloyd said … Read More

Defending the planet from asteroids - Out of Space

Duncan Steel May 02, 2019

Astronauts, astronomers, planetary scientists, space researchers and aerospace engineers are meeting near Washington DC to discuss how we might deal with any asteroid found to be heading for a cataclysmic collision with Earth, perhaps causing a global catastrophe. That is, if it was actually found before it caught us unawares.  As I type this I am sat in a large, … Read More